/elec/propeller-clock

/*

 * info_mode.cc

 *

 * Copyright (C) 2012 Tim Marston <tim@ed.am> and Dan Marston.

 *

 * This file is part of propeller-clock (hereafter referred to as "this

 * program"). See http://ed.am/dev/software/arduino/propeller-clock for more

 * information.

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU Lesser General Public License as published

 * by the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public License

 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

 */

#include "info_mode.h"

#include "common.h"

#include "text.h"

#include "text_renderer.h"

#include "Arduino.h"

// display flavour

static int _flavour = 0;

// previous millis

static unsigned long _millis_last = 0;

static void reset_messages()

{

	switch( _flavour )

	{

	case 0:

		Text::reset_message( 0, Text::MODE_TOP | Text::MODE_THREEQUARTERS |

				Text::MODE_HSCROLL, Text::SCALE_SMALL );

		break;

	case 1:

		Text::reset_message( 0, Text::MODE_TOP | Text::MODE_HALF,

				Text::SCALE_FAT );

		Text::reset_message( 1, Text::MODE_BOTTOM | Text::MODE_HALF,

				Text::SCALE_FAT );

		break;

	}

}

void info_mode_press()

{

	if( ++_flavour >= 2 )

		_flavour = 0;

	// reset messages

	reset_messages();

}

void info_mode_draw( int segment )

{

	Text::draw( 0, segment );

	if( _flavour == 1 )

		Text::draw( 1, segment );

}

void info_mode_draw_reset()

{

	switch( _flavour )

	{

	case 0: {

			PString str0( Text::_messages[ 0 ], MESSAGE_LEN * 4 );

			str0.begin();

			str0.format(

					"Propeller Clock mk.1   ...   "

					"Created by Tim and Dan Marston in 2011   ...   "

					"http://ed.am/dev/elec/propeller-clock" );

			Text::set_message( 0, str0 );

		}

		break;

	case 1: {

			PString str0( Text::_messages[ 0 ], MESSAGE_LEN );

			PString str1( Text::_messages[ 1 ], MESSAGE_LEN );

			str0.begin();

			str1.begin();

			str0.format( "RPM" );

			unsigned long millis = ::millis();

			str1.format( "%ld",

					(unsigned long)60 * 1000 / ( millis - _millis_last ) );

			_millis_last = millis;

			Text::set_message( 0, str0 );

			Text::set_message( 1, str1 );

		}

		break;

	}

}

void info_mode_activate()

{

	_flavour = 0;

	_millis_last = ::millis();

	// reset messages

	reset_messages();

}